Water Quality in Santa Rosa, CA (95472)
EPA violation data for public water systems serving ZIP code 95472.
Active Health Violations
3 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.
More violations than 73% of US ZIP codes.
Based on EPA compliance data. Not a substitute for an official water quality report from your utility.
28,747
Population
68
Water Systems
14
Violations (5yr)
3
Health-Based
Location
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Water Systems Serving This Area (68)
Santa Rosa, City Of
Petaluma, City Of
Rohnert Park, City Of
All resolvedSebastopol, City Of
Odd Fellows Recreation Club
Twin Hills School Dist-Apple Blossom Sch
Twin Hills School Dist-Twin Hills School
Gravenstein School District-Gravenstein
1 health-basedSebastopol Charter School
Gravenstein School District-Hillcrest
1 health-basedBelmont Terrace Mutual Water Company
Sebastopol Cooperative Cannery
Manzana Products Company, Inc.
Kelly Mutual Water Company
1 health-basedTraditional Medicinals, Inc.
Hessel Church
Molino Corner Water System
Lynmar Winery
Wendell Lane Mutual Water Company
Beach Creek Mobile Home Park
Lone Pine Mutual Water Company
Ektimo Vineyards
Fog Crest Winery
Sonoma West Holdings North Plant
Twin Hills Vineyard
Alphabet Soup Preschool & Day Care
Charles S. And Sandra K. Ginthum
Sebastopol Vineyards
All resolvedNonesuch Farm School
Mycopia Llc
Horse & Plow Tasting Room
Vinehill Vistas Mutual Water Company
Mom S Apple Pie
Silver Springs Rv Parks
All resolvedJjapt Bloomfield
James E O'Connell Company Inc
Larkin Woods Mutual Water Company
Michael Ellis School For Dog Trainers
Full Circle Sonoma
Plumfield Academy School (Occidental Rd)
Azure Acres Cd Recovery Center
Oak Grove Head Start
Lieto Water System (Reach Chartr School)
Vca Forestville Animal Hospital
Pack Jack Bar-B-Que/Withers Water
Pine Hill Terrace Mobile Home Park
Furthermore Wines Water System
Farmer Water System
Gold Ridge Pinot Dba Emeritus Vineyards
Green Apple Inn
True To Life Counseling
Sonoma West Holdings Industrial Park
Rocco'S Freestone Corners
Caswell Vineyards
Country Corners
Deer Park Woods Campground
Sonoma Wine Shop
All resolvedHandy'S Corner Subdivision
Stepping Stone Preschool
Redwood School
Frank'S Apples
Apple Tree
Bill'S Farm Basket
Le Ballister'S
Gold Ridge Mutual Water Co
Pierre Lagougue
Belglen Mutual Water Company
Village Park Mobile Home Park
Contaminants Found
Missed testing deadlines — not a detection of bacteria.
A naturally occurring element that can cause cancer and other health effects at high levels.
At high levels, nitrate can cause blue baby syndrome in infants.
Lead & Copper Levels
Lead (Pb)
Within limitSampled: Jan 2025
Copper (Cu)
Exceeds limitSampled: Jan 2025
How Does This Compare?
Santa Rosa (95472) has more violations than 73% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 14.
Recommended Water Filters
Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.
Reverse Osmosis System
Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.
Targets:Lead, Copper, Arsenic, Mercury, Cadmium
Look for:NSF/ANSI 58 certified
Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.